Eastern Bikes Boss 2013 Edition BMX Bike (Matte Phosphate/Bronze Rim, 20-Inch) Eastern's 2013 Boss features a full chromoly 21-Inch frame with a Helix down tube for increased strength and weight savings along with weight saving Grim Reaper style cutouts and replaceable brake mounts The 2013 Boss features Easterns top of the line Nomad aftermarket crankset which are one of the lightest on the market Boss features high-end aftermarket components like a Venus wheel set, Compressor stem, Slayer forks and Tranny bars Eastern Venus rear wheel allows riders to use bike left or right hand drive Fusion welded Eastern Diode rims offer riders a durable and lightweight wheel